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Finding the Fourth Proportional to 184,597.13, 254,744.15 and 99,714.20

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Solution

The fourth proportional to 184,597.13, 254,744.15 and 99,714.20 is: 137,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,597.13 : 254,744.15 = 99,714.20 : x
  2. Step 2: Convert to fraction form
    184,597.13/254,744.15 = 99,714.20/x
  3. Step 3: Cross multiply
    184,597.13x = 254,744.15 × 99,714.20
  4. Step 4: Simplify right side
    184,597.13x = 25,401,607,349.64
  5. Step 5: Solve for x
    x = 25,401,607,349.64/184,597.13
  6. Step 6: Final answer
    x = 137,605.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.